Ubuntu update for cups-filters
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2024-47176 CVE-2024-47076 |
| CWE-ID | CWE-862 CWE-20 |
| Exploitation vector | Network |
| Public exploit |
Public exploit code for vulnerability #1 is available. Public exploit code for vulnerability #2 is available. |
| Vulnerable software |
Ubuntu Operating systems & Components / Operating system cups-filters (Ubuntu package) Operating systems & Components / Operating system package or component cups-browsed (Ubuntu package) Operating systems & Components / Operating system package or component |
| Vendor | Canonical Ltd. |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Missing Authorization
EUVDB-ID: #VU97743
Risk: High
CVSSv4.0: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber]
CVE-ID: CVE-2024-47176
CWE-ID:
CWE-862 - Missing Authorization
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to missing authorization. A remote attacker can introduce a malicious printer to the system by sending specially crafted packets to port 631/UDP and then execute arbitrary OS commands on the system when a print job is started.
MitigationUpdate the affected package cups-filters to the latest version.
Vulnerable software versionsUbuntu: 20.04 - 22.04
cups-filters (Ubuntu package): before 1.27.4-1ubuntu0.3
cups-browsed (Ubuntu package): before 1.27.4-1ubuntu0.3
CPE2.3- cpe:2.3:o:canonical:ubuntu:20.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu:22.04:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:cups-filters_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:cups-browsed_ubuntu_package:*:*:*:*:*:ubuntu:*:*
https://ubuntu.com/security/notices/USN-7043-1
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU97742
Risk: High
CVSSv4.0: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Amber]
CVE-ID: CVE-2024-47076
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to cfGetPrinterAttributes5 does not sanitize IPP attributes returned from an IPP server. A remote attacker can provide controlled data to the rest of the CUPS system.
MitigationUpdate the affected package cups-filters to the latest version.
Vulnerable software versionsUbuntu: 20.04 - 22.04
cups-filters (Ubuntu package): before 1.27.4-1ubuntu0.3
cups-browsed (Ubuntu package): before 1.27.4-1ubuntu0.3
CPE2.3- cpe:2.3:o:canonical:ubuntu:20.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu:22.04:*:*:*:*:*:*:*
- cpe:2.3:a:canonical:cups-filters_ubuntu_package:*:*:*:*:*:ubuntu:*:*
- cpe:2.3:a:canonical:cups-browsed_ubuntu_package:*:*:*:*:*:ubuntu:*:*
https://ubuntu.com/security/notices/USN-7043-1
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.
